1555206015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{947}}^1$

素因数の和:1272

約数の個数: 64

約数和(自身を含む): 2801226240

約数和(自身を除く): 1246020225

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 269, 407, 555, 807, 947, 1221, 1345, 2035, 2841, 2959, 4035, 4735, 6105, 8877, 9953, 10417, 14205, 14795, 29859, 31251, 35039, 44385, 49765, 52085, 105117, 109483, 149295, 156255, 175195, 254743, 328449, 385429, 525585, 547415, 764229, 1156287, 1273715, 1642245, 1927145, 2802173, 3821145, 5781435, 8406519, 9425491, 14010865, 28276473, 42032595, 47127455, 103680401, 141382365, 311041203, 518402005, 1555206015]

約数ペア:

[(1, 1555206015), (3, 518402005), (5, 311041203), (11, 141382365), (15, 103680401), (33, 47127455), (37, 42032595), (55, 28276473), (111, 14010865), (165, 9425491), (185, 8406519), (269, 5781435), (407, 3821145), (555, 2802173), (807, 1927145), (947, 1642245), (1221, 1273715), (1345, 1156287), (2035, 764229), (2841, 547415), (2959, 525585), (4035, 385429), (4735, 328449), (6105, 254743), (8877, 175195), (9953, 156255), (10417, 149295), (14205, 109483), (14795, 105117), (29859, 52085), (31251, 49765), (35039, 44385)]