2556554988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{24793}}^1$

素因数の和:25474

約数の個数: 48

約数和(自身を含む): 6434142176

約数和(自身を除く): 3877587188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 661, 1322, 1983, 2644, 3966, 7932, 8593, 17186, 24793, 25779, 34372, 49586, 51558, 74379, 99172, 103116, 148758, 297516, 322309, 644618, 966927, 1289236, 1933854, 3867708, 16388173, 32776346, 49164519, 65552692, 98329038, 196658076, 213046249, 426092498, 639138747, 852184996, 1278277494, 2556554988]

約数ペア:

[(1, 2556554988), (2, 1278277494), (3, 852184996), (4, 639138747), (6, 426092498), (12, 213046249), (13, 196658076), (26, 98329038), (39, 65552692), (52, 49164519), (78, 32776346), (156, 16388173), (661, 3867708), (1322, 1933854), (1983, 1289236), (2644, 966927), (3966, 644618), (7932, 322309), (8593, 297516), (17186, 148758), (24793, 103116), (25779, 99172), (34372, 74379), (49586, 51558)]