12804705

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 23422464

約数和(自身を除く): 10617759

約数列:

[1, 3, 5, 9, 15, 31, 45, 67, 93, 137, 155, 201, 279, 335, 411, 465, 603, 685, 1005, 1233, 1395, 2055, 2077, 3015, 4247, 6165, 6231, 9179, 10385, 12741, 18693, 21235, 27537, 31155, 38223, 45895, 63705, 82611, 93465, 137685, 191115, 284549, 413055, 853647, 1422745, 2560941, 4268235, 12804705]

約数ペア:

[(1, 12804705), (3, 4268235), (5, 2560941), (9, 1422745), (15, 853647), (31, 413055), (45, 284549), (67, 191115), (93, 137685), (137, 93465), (155, 82611), (201, 63705), (279, 45895), (335, 38223), (411, 31155), (465, 27537), (603, 21235), (685, 18693), (1005, 12741), (1233, 10385), (1395, 9179), (2055, 6231), (2077, 6165), (3015, 4247)]