89831756

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 184988160

約数和(自身を除く): 95156404

約数列:

[1, 2, 4, 7, 14, 28, 71, 73, 142, 146, 284, 292, 497, 511, 619, 994, 1022, 1238, 1988, 2044, 2476, 4333, 5183, 8666, 10366, 17332, 20732, 36281, 43949, 45187, 72562, 87898, 90374, 145124, 175796, 180748, 307643, 316309, 615286, 632618, 1230572, 1265236, 3208277, 6416554, 12833108, 22457939, 44915878, 89831756]

約数ペア:

[(1, 89831756), (2, 44915878), (4, 22457939), (7, 12833108), (14, 6416554), (28, 3208277), (71, 1265236), (73, 1230572), (142, 632618), (146, 615286), (284, 316309), (292, 307643), (497, 180748), (511, 175796), (619, 145124), (994, 90374), (1022, 87898), (1238, 72562), (1988, 45187), (2044, 43949), (2476, 36281), (4333, 20732), (5183, 17332), (8666, 10366)]