289493025

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{911}}^1$

素因数の和:1166

約数の個数: 48

約数和(自身を含む): 506634240

約数和(自身を除く): 217141215

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 223, 285, 475, 669, 911, 1115, 1425, 2733, 3345, 4237, 4555, 5575, 12711, 13665, 16725, 17309, 21185, 22775, 51927, 63555, 68325, 86545, 105925, 203153, 259635, 317775, 432725, 609459, 1015765, 1298175, 3047295, 3859907, 5078825, 11579721, 15236475, 19299535, 57898605, 96497675, 289493025]

約数ペア:

[(1, 289493025), (3, 96497675), (5, 57898605), (15, 19299535), (19, 15236475), (25, 11579721), (57, 5078825), (75, 3859907), (95, 3047295), (223, 1298175), (285, 1015765), (475, 609459), (669, 432725), (911, 317775), (1115, 259635), (1425, 203153), (2733, 105925), (3345, 86545), (4237, 68325), (4555, 63555), (5575, 51927), (12711, 22775), (13665, 21185), (16725, 17309)]