31419492

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 83543040

約数和(自身を除く): 52123548

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 73, 78, 89, 93, 124, 146, 156, 178, 186, 219, 267, 292, 356, 372, 403, 438, 534, 806, 876, 949, 1068, 1157, 1209, 1612, 1898, 2263, 2314, 2418, 2759, 2847, 3471, 3796, 4526, 4628, 4836, 5518, 5694, 6497, 6789, 6942, 8277, 9052, 11036, 11388, 12994, 13578, 13884, 16554, 19491, 25988, 27156, 29419, 33108, 35867, 38982, 58838, 71734, 77964, 84461, 88257, 107601, 117676, 143468, 168922, 176514, 201407, 215202, 253383, 337844, 353028, 402814, 430404, 506766, 604221, 805628, 1013532, 1208442, 2416884, 2618291, 5236582, 7854873, 10473164, 15709746, 31419492]

約数ペア:

[(1, 31419492), (2, 15709746), (3, 10473164), (4, 7854873), (6, 5236582), (12, 2618291), (13, 2416884), (26, 1208442), (31, 1013532), (39, 805628), (52, 604221), (62, 506766), (73, 430404), (78, 402814), (89, 353028), (93, 337844), (124, 253383), (146, 215202), (156, 201407), (178, 176514), (186, 168922), (219, 143468), (267, 117676), (292, 107601), (356, 88257), (372, 84461), (403, 77964), (438, 71734), (534, 58838), (806, 38982), (876, 35867), (949, 33108), (1068, 29419), (1157, 27156), (1209, 25988), (1612, 19491), (1898, 16554), (2263, 13884), (2314, 13578), (2418, 12994), (2759, 11388), (2847, 11036), (3471, 9052), (3796, 8277), (4526, 6942), (4628, 6789), (4836, 6497), (5518, 5694)]