199392921

素因数分解:

$3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 375717888

約数和(自身を除く): 176324967

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 71, 81, 91, 117, 127, 189, 213, 243, 273, 351, 381, 497, 567, 639, 819, 889, 923, 1053, 1143, 1491, 1651, 1701, 1917, 2457, 2667, 2769, 3159, 3429, 4473, 4953, 5751, 6461, 7371, 8001, 8307, 9017, 10287, 11557, 13419, 14859, 17253, 19383, 22113, 24003, 24921, 27051, 30861, 34671, 40257, 44577, 58149, 63119, 72009, 74763, 81153, 104013, 117221, 120771, 133731, 174447, 189357, 216027, 224289, 243459, 312039, 351663, 401193, 523341, 568071, 730377, 820547, 936117, 1054989, 1570023, 1704213, 2191131, 2461641, 2808351, 3164967, 5112639, 7384923, 9494901, 15337917, 22154769, 28484703, 66464307, 199392921]

約数ペア:

[(1, 199392921), (3, 66464307), (7, 28484703), (9, 22154769), (13, 15337917), (21, 9494901), (27, 7384923), (39, 5112639), (63, 3164967), (71, 2808351), (81, 2461641), (91, 2191131), (117, 1704213), (127, 1570023), (189, 1054989), (213, 936117), (243, 820547), (273, 730377), (351, 568071), (381, 523341), (497, 401193), (567, 351663), (639, 312039), (819, 243459), (889, 224289), (923, 216027), (1053, 189357), (1143, 174447), (1491, 133731), (1651, 120771), (1701, 117221), (1917, 104013), (2457, 81153), (2667, 74763), (2769, 72009), (3159, 63119), (3429, 58149), (4473, 44577), (4953, 40257), (5751, 34671), (6461, 30861), (7371, 27051), (8001, 24921), (8307, 24003), (9017, 22113), (10287, 19383), (11557, 17253), (13419, 14859)]