212987502

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1$

素因数の和:607

約数の個数: 128

約数和(自身を含む): 590284800

約数和(自身を除く): 377297298

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 89, 91, 117, 126, 178, 182, 189, 234, 267, 273, 351, 378, 487, 534, 546, 623, 702, 801, 819, 974, 1157, 1246, 1461, 1602, 1638, 1869, 2314, 2403, 2457, 2922, 3409, 3471, 3738, 4383, 4806, 4914, 5607, 6331, 6818, 6942, 8099, 8766, 10227, 10413, 11214, 12662, 13149, 16198, 16821, 18993, 20454, 20826, 24297, 26298, 30681, 31239, 33642, 37986, 43343, 44317, 48594, 56979, 61362, 62478, 72891, 86686, 88634, 92043, 113958, 130029, 132951, 145782, 170937, 184086, 218673, 260058, 265902, 303401, 341874, 390087, 398853, 437346, 563459, 606802, 780174, 797706, 910203, 1126918, 1170261, 1196559, 1690377, 1820406, 2340522, 2393118, 2730609, 3380754, 3944213, 5071131, 5461218, 7888426, 8191827, 10142262, 11832639, 15213393, 16383654, 23665278, 30426786, 35497917, 70995834, 106493751, 212987502]

約数ペア:

[(1, 212987502), (2, 106493751), (3, 70995834), (6, 35497917), (7, 30426786), (9, 23665278), (13, 16383654), (14, 15213393), (18, 11832639), (21, 10142262), (26, 8191827), (27, 7888426), (39, 5461218), (42, 5071131), (54, 3944213), (63, 3380754), (78, 2730609), (89, 2393118), (91, 2340522), (117, 1820406), (126, 1690377), (178, 1196559), (182, 1170261), (189, 1126918), (234, 910203), (267, 797706), (273, 780174), (351, 606802), (378, 563459), (487, 437346), (534, 398853), (546, 390087), (623, 341874), (702, 303401), (801, 265902), (819, 260058), (974, 218673), (1157, 184086), (1246, 170937), (1461, 145782), (1602, 132951), (1638, 130029), (1869, 113958), (2314, 92043), (2403, 88634), (2457, 86686), (2922, 72891), (3409, 62478), (3471, 61362), (3738, 56979), (4383, 48594), (4806, 44317), (4914, 43343), (5607, 37986), (6331, 33642), (6818, 31239), (6942, 30681), (8099, 26298), (8766, 24297), (10227, 20826), (10413, 20454), (11214, 18993), (12662, 16821), (13149, 16198)]