163519909

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 212094720

約数和(自身を除く): 48574811

約数列:

[1, 7, 19, 37, 47, 49, 101, 133, 259, 329, 703, 707, 893, 931, 1739, 1813, 1919, 2303, 3737, 4747, 4921, 4949, 6251, 12173, 13433, 26159, 33041, 33229, 34447, 43757, 71003, 85211, 90193, 94031, 175639, 183113, 231287, 232603, 497021, 631351, 1229473, 1619009, 3337141, 3479147, 4419457, 8606311, 23359987, 163519909]

約数ペア:

[(1, 163519909), (7, 23359987), (19, 8606311), (37, 4419457), (47, 3479147), (49, 3337141), (101, 1619009), (133, 1229473), (259, 631351), (329, 497021), (703, 232603), (707, 231287), (893, 183113), (931, 175639), (1739, 94031), (1813, 90193), (1919, 85211), (2303, 71003), (3737, 43757), (4747, 34447), (4921, 33229), (4949, 33041), (6251, 26159), (12173, 13433)]