201951015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 378362880

約数和(自身を除く): 176411865

約数列:

[1, 3, 5, 7, 15, 21, 35, 101, 105, 137, 139, 303, 411, 417, 505, 685, 695, 707, 959, 973, 1515, 2055, 2085, 2121, 2877, 2919, 3535, 4795, 4865, 10605, 13837, 14039, 14385, 14595, 19043, 41511, 42117, 57129, 69185, 70195, 95215, 96859, 98273, 133301, 207555, 210585, 285645, 290577, 294819, 399903, 484295, 491365, 666505, 1452885, 1474095, 1923343, 1999515, 5770029, 9616715, 13463401, 28850145, 40390203, 67317005, 201951015]

約数ペア:

[(1, 201951015), (3, 67317005), (5, 40390203), (7, 28850145), (15, 13463401), (21, 9616715), (35, 5770029), (101, 1999515), (105, 1923343), (137, 1474095), (139, 1452885), (303, 666505), (411, 491365), (417, 484295), (505, 399903), (685, 294819), (695, 290577), (707, 285645), (959, 210585), (973, 207555), (1515, 133301), (2055, 98273), (2085, 96859), (2121, 95215), (2877, 70195), (2919, 69185), (3535, 57129), (4795, 42117), (4865, 41511), (10605, 19043), (13837, 14595), (14039, 14385)]