156985556

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 353778432

約数和(自身を除く): 196792876

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 67, 82, 91, 134, 157, 164, 182, 268, 287, 314, 364, 469, 533, 574, 628, 871, 938, 1066, 1099, 1148, 1742, 1876, 2041, 2132, 2198, 2747, 3484, 3731, 4082, 4396, 5494, 6097, 6437, 7462, 8164, 10519, 10988, 12194, 12874, 14287, 14924, 19229, 21038, 24388, 25748, 28574, 35711, 38458, 42076, 45059, 57148, 71422, 73633, 76916, 83681, 90118, 136747, 142844, 147266, 167362, 180236, 249977, 273494, 294532, 334724, 431279, 499954, 546988, 585767, 862558, 957229, 999908, 1171534, 1725116, 1914458, 2343068, 3018953, 3828916, 5606627, 6037906, 11213254, 12075812, 22426508, 39246389, 78492778, 156985556]

約数ペア:

[(1, 156985556), (2, 78492778), (4, 39246389), (7, 22426508), (13, 12075812), (14, 11213254), (26, 6037906), (28, 5606627), (41, 3828916), (52, 3018953), (67, 2343068), (82, 1914458), (91, 1725116), (134, 1171534), (157, 999908), (164, 957229), (182, 862558), (268, 585767), (287, 546988), (314, 499954), (364, 431279), (469, 334724), (533, 294532), (574, 273494), (628, 249977), (871, 180236), (938, 167362), (1066, 147266), (1099, 142844), (1148, 136747), (1742, 90118), (1876, 83681), (2041, 76916), (2132, 73633), (2198, 71422), (2747, 57148), (3484, 45059), (3731, 42076), (4082, 38458), (4396, 35711), (5494, 28574), (6097, 25748), (6437, 24388), (7462, 21038), (8164, 19229), (10519, 14924), (10988, 14287), (12194, 12874)]