219031492

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{89}}^2\times {\mathrm{223}}^1$

素因数の和:436

約数の個数: 36

約数和(自身を含む): 401959936

約数和(自身を除く): 182928444

約数列:

[1, 2, 4, 31, 62, 89, 124, 178, 223, 356, 446, 892, 2759, 5518, 6913, 7921, 11036, 13826, 15842, 19847, 27652, 31684, 39694, 79388, 245551, 491102, 615257, 982204, 1230514, 1766383, 2461028, 3532766, 7065532, 54757873, 109515746, 219031492]

約数ペア:

[(1, 219031492), (2, 109515746), (4, 54757873), (31, 7065532), (62, 3532766), (89, 2461028), (124, 1766383), (178, 1230514), (223, 982204), (356, 615257), (446, 491102), (892, 245551), (2759, 79388), (5518, 39694), (6913, 31684), (7921, 27652), (11036, 19847), (13826, 15842)]