215996902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 390758400

約数和(自身を除く): 174761498

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 79, 158, 209, 211, 341, 418, 422, 589, 682, 869, 1178, 1501, 1738, 2321, 2449, 3002, 4009, 4642, 4898, 6479, 6541, 8018, 12958, 13082, 16511, 16669, 26939, 33022, 33338, 44099, 46531, 53878, 71951, 88198, 93062, 124279, 143902, 183359, 248558, 316711, 366718, 511841, 516739, 633422, 1023682, 1033478, 1367069, 2734138, 3483821, 5684129, 6967642, 9818041, 11368258, 19636082, 107998451, 215996902]

約数ペア:

[(1, 215996902), (2, 107998451), (11, 19636082), (19, 11368258), (22, 9818041), (31, 6967642), (38, 5684129), (62, 3483821), (79, 2734138), (158, 1367069), (209, 1033478), (211, 1023682), (341, 633422), (418, 516739), (422, 511841), (589, 366718), (682, 316711), (869, 248558), (1178, 183359), (1501, 143902), (1738, 124279), (2321, 93062), (2449, 88198), (3002, 71951), (4009, 53878), (4642, 46531), (4898, 44099), (6479, 33338), (6541, 33022), (8018, 26939), (12958, 16669), (13082, 16511)]