81812178

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{12251}}^1$

素因数の和:12319

約数の個数: 48

約数和(自身を含む): 206421696

約数和(自身を除く): 124609518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 3339, 6678, 12251, 24502, 36753, 73506, 85757, 110259, 171514, 220518, 257271, 514542, 649303, 771813, 1298606, 1543626, 1947909, 3895818, 4545121, 5843727, 9090242, 11687454, 13635363, 27270726, 40906089, 81812178]

約数ペア:

[(1, 81812178), (2, 40906089), (3, 27270726), (6, 13635363), (7, 11687454), (9, 9090242), (14, 5843727), (18, 4545121), (21, 3895818), (42, 1947909), (53, 1543626), (63, 1298606), (106, 771813), (126, 649303), (159, 514542), (318, 257271), (371, 220518), (477, 171514), (742, 110259), (954, 85757), (1113, 73506), (2226, 36753), (3339, 24502), (6678, 12251)]