161628345

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1033}}^1$

素因数の和:1127

約数の個数: 64

約数和(自身を含む): 307718400

約数和(自身を除く): 146090055

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 61, 95, 135, 171, 183, 285, 305, 513, 549, 855, 915, 1033, 1159, 1647, 2565, 2745, 3099, 3477, 5165, 5795, 8235, 9297, 10431, 15495, 17385, 19627, 27891, 31293, 46485, 52155, 58881, 63013, 98135, 139455, 156465, 176643, 189039, 294405, 315065, 529929, 567117, 883215, 945195, 1197247, 1701351, 2649645, 2835585, 3591741, 5986235, 8506755, 10775223, 17958705, 32325669, 53876115, 161628345]

約数ペア:

[(1, 161628345), (3, 53876115), (5, 32325669), (9, 17958705), (15, 10775223), (19, 8506755), (27, 5986235), (45, 3591741), (57, 2835585), (61, 2649645), (95, 1701351), (135, 1197247), (171, 945195), (183, 883215), (285, 567117), (305, 529929), (513, 315065), (549, 294405), (855, 189039), (915, 176643), (1033, 156465), (1159, 139455), (1647, 98135), (2565, 63013), (2745, 58881), (3099, 52155), (3477, 46485), (5165, 31293), (5795, 27891), (8235, 19627), (9297, 17385), (10431, 15495)]