213366998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 384652800

約数和(自身を除く): 171285802

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 89, 178, 211, 247, 299, 422, 437, 494, 598, 874, 1157, 1691, 2047, 2314, 2743, 3382, 4009, 4094, 4853, 5486, 5681, 8018, 9706, 11362, 18779, 21983, 26611, 37558, 38893, 43966, 52117, 53222, 63089, 77786, 92207, 104234, 126178, 184414, 244127, 356801, 431917, 488254, 505609, 713602, 863834, 1011218, 1198691, 2397382, 4638413, 5614921, 8206423, 9276826, 11229842, 16412846, 106683499, 213366998]

約数ペア:

[(1, 213366998), (2, 106683499), (13, 16412846), (19, 11229842), (23, 9276826), (26, 8206423), (38, 5614921), (46, 4638413), (89, 2397382), (178, 1198691), (211, 1011218), (247, 863834), (299, 713602), (422, 505609), (437, 488254), (494, 431917), (598, 356801), (874, 244127), (1157, 184414), (1691, 126178), (2047, 104234), (2314, 92207), (2743, 77786), (3382, 63089), (4009, 53222), (4094, 52117), (4853, 43966), (5486, 38893), (5681, 37558), (8018, 26611), (9706, 21983), (11362, 18779)]