7974756

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 21621600

約数和(自身を除く): 13646844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 89, 114, 131, 171, 178, 228, 262, 267, 342, 356, 393, 524, 534, 684, 786, 801, 1068, 1179, 1572, 1602, 1691, 2358, 2489, 3204, 3382, 4716, 4978, 5073, 6764, 7467, 9956, 10146, 11659, 14934, 15219, 20292, 22401, 23318, 29868, 30438, 34977, 44802, 46636, 60876, 69954, 89604, 104931, 139908, 209862, 221521, 419724, 443042, 664563, 886084, 1329126, 1993689, 2658252, 3987378, 7974756]

約数ペア:

[(1, 7974756), (2, 3987378), (3, 2658252), (4, 1993689), (6, 1329126), (9, 886084), (12, 664563), (18, 443042), (19, 419724), (36, 221521), (38, 209862), (57, 139908), (76, 104931), (89, 89604), (114, 69954), (131, 60876), (171, 46636), (178, 44802), (228, 34977), (262, 30438), (267, 29868), (342, 23318), (356, 22401), (393, 20292), (524, 15219), (534, 14934), (684, 11659), (786, 10146), (801, 9956), (1068, 7467), (1179, 6764), (1572, 5073), (1602, 4978), (1691, 4716), (2358, 3382), (2489, 3204)]