193733775

素因数分解:

$3^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{3299}}^1$

素因数の和:3350

約数の個数: 60

約数和(自身を含む): 371349000

約数和(自身を除く): 177615225

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 81, 87, 135, 145, 225, 261, 405, 435, 675, 725, 783, 1305, 2025, 2175, 2349, 3299, 3915, 6525, 9897, 11745, 16495, 19575, 29691, 49485, 58725, 82475, 89073, 95671, 148455, 247425, 267219, 287013, 445365, 478355, 742275, 861039, 1336095, 1435065, 2226825, 2391775, 2583117, 4305195, 6680475, 7175325, 7749351, 12915585, 21525975, 38746755, 64577925, 193733775]

約数ペア:

[(1, 193733775), (3, 64577925), (5, 38746755), (9, 21525975), (15, 12915585), (25, 7749351), (27, 7175325), (29, 6680475), (45, 4305195), (75, 2583117), (81, 2391775), (87, 2226825), (135, 1435065), (145, 1336095), (225, 861039), (261, 742275), (405, 478355), (435, 445365), (675, 287013), (725, 267219), (783, 247425), (1305, 148455), (2025, 95671), (2175, 89073), (2349, 82475), (3299, 58725), (3915, 49485), (6525, 29691), (9897, 19575), (11745, 16495)]