28969704

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{1889}}^1$

素因数の和:1975

約数の個数: 64

約数和(自身を含む): 81648000

約数和(自身を除く): 52678296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 108, 142, 213, 216, 284, 426, 568, 639, 852, 1278, 1704, 1889, 1917, 2556, 3778, 3834, 5112, 5667, 7556, 7668, 11334, 15112, 15336, 17001, 22668, 34002, 45336, 51003, 68004, 102006, 134119, 136008, 204012, 268238, 402357, 408024, 536476, 804714, 1072952, 1207071, 1609428, 2414142, 3218856, 3621213, 4828284, 7242426, 9656568, 14484852, 28969704]

約数ペア:

[(1, 28969704), (2, 14484852), (3, 9656568), (4, 7242426), (6, 4828284), (8, 3621213), (9, 3218856), (12, 2414142), (18, 1609428), (24, 1207071), (27, 1072952), (36, 804714), (54, 536476), (71, 408024), (72, 402357), (108, 268238), (142, 204012), (213, 136008), (216, 134119), (284, 102006), (426, 68004), (568, 51003), (639, 45336), (852, 34002), (1278, 22668), (1704, 17001), (1889, 15336), (1917, 15112), (2556, 11334), (3778, 7668), (3834, 7556), (5112, 5667)]