1543788

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 4287920

約数和(自身を除く): 2744132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 61, 74, 76, 111, 114, 122, 148, 171, 183, 222, 228, 244, 333, 342, 366, 444, 549, 666, 684, 703, 732, 1098, 1159, 1332, 1406, 2109, 2196, 2257, 2318, 2812, 3477, 4218, 4514, 4636, 6327, 6771, 6954, 8436, 9028, 10431, 12654, 13542, 13908, 20313, 20862, 25308, 27084, 40626, 41724, 42883, 81252, 85766, 128649, 171532, 257298, 385947, 514596, 771894, 1543788]

約数ペア:

[(1, 1543788), (2, 771894), (3, 514596), (4, 385947), (6, 257298), (9, 171532), (12, 128649), (18, 85766), (19, 81252), (36, 42883), (37, 41724), (38, 40626), (57, 27084), (61, 25308), (74, 20862), (76, 20313), (111, 13908), (114, 13542), (122, 12654), (148, 10431), (171, 9028), (183, 8436), (222, 6954), (228, 6771), (244, 6327), (333, 4636), (342, 4514), (366, 4218), (444, 3477), (549, 2812), (666, 2318), (684, 2257), (703, 2196), (732, 2109), (1098, 1406), (1159, 1332)]