217961898

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^3\times {\mathrm{557}}^1$

素因数の和:609

約数の個数: 96

約数和(自身を含む): 558767808

約数和(自身を除く): 340805910

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 121, 147, 154, 231, 242, 294, 363, 462, 539, 557, 726, 847, 1078, 1114, 1331, 1617, 1671, 1694, 2541, 2662, 3234, 3342, 3899, 3993, 5082, 5929, 6127, 7798, 7986, 9317, 11697, 11858, 12254, 17787, 18381, 18634, 23394, 27293, 27951, 35574, 36762, 42889, 54586, 55902, 65219, 67397, 81879, 85778, 128667, 130438, 134794, 163758, 195657, 202191, 257334, 300223, 391314, 404382, 471779, 600446, 741367, 900669, 943558, 1415337, 1482734, 1801338, 2224101, 2830674, 3302453, 4448202, 5189569, 6604906, 9907359, 10379138, 15568707, 19814718, 31137414, 36326983, 72653966, 108980949, 217961898]

約数ペア:

[(1, 217961898), (2, 108980949), (3, 72653966), (6, 36326983), (7, 31137414), (11, 19814718), (14, 15568707), (21, 10379138), (22, 9907359), (33, 6604906), (42, 5189569), (49, 4448202), (66, 3302453), (77, 2830674), (98, 2224101), (121, 1801338), (147, 1482734), (154, 1415337), (231, 943558), (242, 900669), (294, 741367), (363, 600446), (462, 471779), (539, 404382), (557, 391314), (726, 300223), (847, 257334), (1078, 202191), (1114, 195657), (1331, 163758), (1617, 134794), (1671, 130438), (1694, 128667), (2541, 85778), (2662, 81879), (3234, 67397), (3342, 65219), (3899, 55902), (3993, 54586), (5082, 42889), (5929, 36762), (6127, 35574), (7798, 27951), (7986, 27293), (9317, 23394), (11697, 18634), (11858, 18381), (12254, 17787)]