219180975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4783}}^1$

素因数の和:4856

約数の個数: 48

約数和(自身を含む): 398641152

約数和(自身を除く): 179460177

約数列:

[1, 3, 5, 13, 15, 25, 39, 47, 65, 75, 141, 195, 235, 325, 611, 705, 975, 1175, 1833, 3055, 3525, 4783, 9165, 14349, 15275, 23915, 45825, 62179, 71745, 119575, 186537, 224801, 310895, 358725, 674403, 932685, 1124005, 1554475, 2922413, 3372015, 4663425, 5620025, 8767239, 14612065, 16860075, 43836195, 73060325, 219180975]

約数ペア:

[(1, 219180975), (3, 73060325), (5, 43836195), (13, 16860075), (15, 14612065), (25, 8767239), (39, 5620025), (47, 4663425), (65, 3372015), (75, 2922413), (141, 1554475), (195, 1124005), (235, 932685), (325, 674403), (611, 358725), (705, 310895), (975, 224801), (1175, 186537), (1833, 119575), (3055, 71745), (3525, 62179), (4783, 45825), (9165, 23915), (14349, 15275)]