1313231312

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 2677328640

約数和(自身を除く): 1364097328

約数列:

[1, 2, 4, 8, 16, 41, 82, 83, 89, 164, 166, 178, 271, 328, 332, 356, 542, 656, 664, 712, 1084, 1328, 1424, 2168, 3403, 3649, 4336, 6806, 7298, 7387, 11111, 13612, 14596, 14774, 22222, 22493, 24119, 27224, 29192, 29548, 44444, 44986, 48238, 54448, 58384, 59096, 88888, 89972, 96476, 118192, 177776, 179944, 192952, 302867, 359888, 385904, 605734, 922213, 988879, 1211468, 1844426, 1977758, 2001877, 2422936, 3688852, 3955516, 4003754, 4845872, 7377704, 7911032, 8007508, 14755408, 15822064, 16015016, 32030032, 82076957, 164153914, 328307828, 656615656, 1313231312]

約数ペア:

[(1, 1313231312), (2, 656615656), (4, 328307828), (8, 164153914), (16, 82076957), (41, 32030032), (82, 16015016), (83, 15822064), (89, 14755408), (164, 8007508), (166, 7911032), (178, 7377704), (271, 4845872), (328, 4003754), (332, 3955516), (356, 3688852), (542, 2422936), (656, 2001877), (664, 1977758), (712, 1844426), (1084, 1211468), (1328, 988879), (1424, 922213), (2168, 605734), (3403, 385904), (3649, 359888), (4336, 302867), (6806, 192952), (7298, 179944), (7387, 177776), (11111, 118192), (13612, 96476), (14596, 89972), (14774, 88888), (22222, 59096), (22493, 58384), (24119, 54448), (27224, 48238), (29192, 44986), (29548, 44444)]