205197876

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{3347}}^1$

素因数の和:3501

約数の個数: 72

約数和(自身を含む): 563026464

約数和(自身を除く): 357828588

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 131, 156, 234, 262, 393, 468, 524, 786, 1179, 1572, 1703, 2358, 3347, 3406, 4716, 5109, 6694, 6812, 10041, 10218, 13388, 15327, 20082, 20436, 30123, 30654, 40164, 43511, 60246, 61308, 87022, 120492, 130533, 174044, 261066, 391599, 438457, 522132, 783198, 876914, 1315371, 1566396, 1753828, 2630742, 3946113, 5261484, 5699941, 7892226, 11399882, 15784452, 17099823, 22799764, 34199646, 51299469, 68399292, 102598938, 205197876]

約数ペア:

[(1, 205197876), (2, 102598938), (3, 68399292), (4, 51299469), (6, 34199646), (9, 22799764), (12, 17099823), (13, 15784452), (18, 11399882), (26, 7892226), (36, 5699941), (39, 5261484), (52, 3946113), (78, 2630742), (117, 1753828), (131, 1566396), (156, 1315371), (234, 876914), (262, 783198), (393, 522132), (468, 438457), (524, 391599), (786, 261066), (1179, 174044), (1572, 130533), (1703, 120492), (2358, 87022), (3347, 61308), (3406, 60246), (4716, 43511), (5109, 40164), (6694, 30654), (6812, 30123), (10041, 20436), (10218, 20082), (13388, 15327)]