291221123508

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67978787}}^1$

素因数の和:67978821

約数の個数: 72

約数和(自身を含む): 890794037952

約数和(自身を除く): 599572914444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 67978787, 135957574, 203936361, 271915148, 407872722, 475851509, 611809083, 815745444, 951703018, 1155639379, 1223618166, 1427554527, 1903406036, 2311278758, 2447236332, 2855109054, 3466918137, 4282663581, 4622557516, 5710218108, 6933836274, 8089475653, 8565327162, 10400754411, 13867672548, 16178951306, 17130654324, 20801508822, 24268426959, 32357902612, 41603017644, 48536853918, 72805280877, 97073707836, 145610561754, 291221123508]

約数ペア:

[(1, 291221123508), (2, 145610561754), (3, 97073707836), (4, 72805280877), (6, 48536853918), (7, 41603017644), (9, 32357902612), (12, 24268426959), (14, 20801508822), (17, 17130654324), (18, 16178951306), (21, 13867672548), (28, 10400754411), (34, 8565327162), (36, 8089475653), (42, 6933836274), (51, 5710218108), (63, 4622557516), (68, 4282663581), (84, 3466918137), (102, 2855109054), (119, 2447236332), (126, 2311278758), (153, 1903406036), (204, 1427554527), (238, 1223618166), (252, 1155639379), (306, 951703018), (357, 815745444), (476, 611809083), (612, 475851509), (714, 407872722), (1071, 271915148), (1428, 203936361), (2142, 135957574), (4284, 67978787)]