121628988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{887}}^1$

素因数の和:1203

約数の個数: 72

約数和(自身を含む): 332605728

約数和(自身を除く): 210976740

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 293, 468, 586, 879, 887, 1172, 1758, 1774, 2637, 2661, 3516, 3548, 3809, 5274, 5322, 7618, 7983, 10548, 10644, 11427, 11531, 15236, 15966, 22854, 23062, 31932, 34281, 34593, 45708, 46124, 68562, 69186, 103779, 137124, 138372, 207558, 259891, 415116, 519782, 779673, 1039564, 1559346, 2339019, 3118692, 3378583, 4678038, 6757166, 9356076, 10135749, 13514332, 20271498, 30407247, 40542996, 60814494, 121628988]

約数ペア:

[(1, 121628988), (2, 60814494), (3, 40542996), (4, 30407247), (6, 20271498), (9, 13514332), (12, 10135749), (13, 9356076), (18, 6757166), (26, 4678038), (36, 3378583), (39, 3118692), (52, 2339019), (78, 1559346), (117, 1039564), (156, 779673), (234, 519782), (293, 415116), (468, 259891), (586, 207558), (879, 138372), (887, 137124), (1172, 103779), (1758, 69186), (1774, 68562), (2637, 46124), (2661, 45708), (3516, 34593), (3548, 34281), (3809, 31932), (5274, 23062), (5322, 22854), (7618, 15966), (7983, 15236), (10548, 11531), (10644, 11427)]