221783796

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15287}}^1$

素因数の和:15341

約数の個数: 72

約数和(自身を含む): 623261184

約数和(自身を除く): 401477388

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 15287, 30574, 45861, 61148, 91722, 137583, 183444, 198731, 275166, 397462, 473897, 550332, 596193, 794924, 947794, 1192386, 1421691, 1788579, 1895588, 2384772, 2843382, 3577158, 4265073, 5686764, 6160661, 7154316, 8530146, 12321322, 17060292, 18481983, 24642644, 36963966, 55445949, 73927932, 110891898, 221783796]

約数ペア:

[(1, 221783796), (2, 110891898), (3, 73927932), (4, 55445949), (6, 36963966), (9, 24642644), (12, 18481983), (13, 17060292), (18, 12321322), (26, 8530146), (31, 7154316), (36, 6160661), (39, 5686764), (52, 4265073), (62, 3577158), (78, 2843382), (93, 2384772), (117, 1895588), (124, 1788579), (156, 1421691), (186, 1192386), (234, 947794), (279, 794924), (372, 596193), (403, 550332), (468, 473897), (558, 397462), (806, 275166), (1116, 198731), (1209, 183444), (1612, 137583), (2418, 91722), (3627, 61148), (4836, 45861), (7254, 30574), (14508, 15287)]