217526190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{147977}}^1$

素因数の和:148001

約数の個数: 48

約数和(自身を含む): 607301712

約数和(自身を除く): 389775522

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 147977, 295954, 443931, 739885, 887862, 1035839, 1479770, 2071678, 2219655, 3107517, 4439310, 5179195, 6215034, 7250873, 10358390, 14501746, 15537585, 21752619, 31075170, 36254365, 43505238, 72508730, 108763095, 217526190]

約数ペア:

[(1, 217526190), (2, 108763095), (3, 72508730), (5, 43505238), (6, 36254365), (7, 31075170), (10, 21752619), (14, 15537585), (15, 14501746), (21, 10358390), (30, 7250873), (35, 6215034), (42, 5179195), (49, 4439310), (70, 3107517), (98, 2219655), (105, 2071678), (147, 1479770), (210, 1035839), (245, 887862), (294, 739885), (490, 443931), (735, 295954), (1470, 147977)]